Spencer Police Chief M.T. James say blood alcohol samples results were .13 percent and .14 percent for Angela M. Dunlap. The legal limit for drinking and driving in North Carolina is .08 percent.

Authorities previously had said the 28-year-old originally was traveling 67 mph in a zone where the posted limit is 30 mph. Police say the SUV was traveling about 57 mph when it hit a small tree Jan. 18. The car then struck a larger tree and burst into flames.

Speed calculations were obtained from the vehicle's onboard computer that records crash data.